package com.itheima.service;

import com.itheima.pojo.JobOption;
import com.itheima.pojo.PersonCountOption;

import java.util.List;
import java.util.Map;

public interface ReportService {
    //统计员工职位人数
    JobOption empJobData();

    /**
     * 员工性别人数统计
     * @return
     */
    List<Map<String, Object>> empGenderData();

    /**
     * 学生学历人数统计
     * @return
     */
    List<Map<String, Object>> countStudentDegreeData();
    /**
     * 班级人数统计
     * @return
     */
    PersonCountOption countClazzData();
}
